Pith Number

pith:5LI46MLY

pith:2018:5LI46MLYQZIT3Q5GGOLOI6U627

not attested not anchored not stored refs pending

Uniformly convergent Fourier series and multiplication of functions

V. V. Lebedev

arxiv:1807.03949 v1 · 2018-07-11 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5LI46MLYQZIT3Q5GGOLOI6U627}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:52:07.337803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ead1cf317886513dc3a63396e47a9ed7f6a0a5f8a7fdb7bd5d5bc4f4eea47682

Aliases

arxiv: 1807.03949 · arxiv_version: 1807.03949v1 · doi: 10.48550/arxiv.1807.03949 · pith_short_12: 5LI46MLYQZIT · pith_short_16: 5LI46MLYQZIT3Q5G · pith_short_8: 5LI46MLY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5LI46MLYQZIT3Q5GGOLOI6U627 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ead1cf317886513dc3a63396e47a9ed7f6a0a5f8a7fdb7bd5d5bc4f4eea47682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74f44c38eab4fd0a7ae395e61ede7c89ea770c94d1e180324c430e1e1e251fdc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-07-11T04:47:26Z",
    "title_canon_sha256": "6d4863c2fae619750d26ee7a544f135ddbd4b23617d2cd8e399632fd7d487b2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03949",
    "kind": "arxiv",
    "version": 1
  }
}